In underground mining, a sump is primarily used for:
A. Electrical installations
B. Water drainage collection
C. Explosive storage
D. Worker refuge
Answer: Option B
Solution (By Examveda Team)
Sump is a low point where water is collected and pumped out.The correct answer is: Water drainage collectionIt prevents water buildup that can hinder operations or weaken ground.Essential for mine dewatering.This Question Belongs to Mining Engineering >> Mine Development And Mining Methods
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